Pen



FIG. 1 is a front / right perspective view of the first embodiment of a pen;

FIG. 2 is a rear / right perspective view of the first embodiment of the pen of FIG. 1;

FIG. 3 is a top elevational view of the first embodiment of the pen of FIG. 1;

FIG. 4 is a right side elevational view of the first embodiment of the pen of FIG. 1;

FIG. 5 is a bottom elevational view of the first embodiment of the pen of FIG. 1; and;

FIG. 6 is a front / right perspective view of a further embodiment of a pen;

FIG. 7 is a rear / right perspective view of the further embodiment of the pen of FIG. 6;

FIG. 8 is a top elevational view of the further embodiment of the pen of FIG. 6;

FIG. 9 is a right side elevational view of the further embodiment of the pen of FIG. 6; and,

FIG. 10 is a bottom elevational view of the further embodiment of the pen of FIG. 6.

The left side elevational view of the first embodiment of the pen of FIG. 1 is a mirror image of the right side elevation view shown in FIG. 4.

The left side elevational view of the further embodiment of the pen of FIG. 6 is a mirror image of the right side elevation view shown in FIG. 9. 

The ornamental design for a pen, as shown and described. 